Answer:
32
Step-by-step explanation:
f(x)= 3(x-2)² + 5
Let x = -1
f(-1)= 3(-1-2)² + 5
Parentheses first
f(-1) = 3(-3)^2 +5
Exponents
f(-1)= 3*9 + 5
Multiply
f(-1) = 27+5
Add
f(-1) = 32
Answer:
29/30
Step-by-step explanation:
11/12 + 1/20
220+12/240
232/240 ........divide it by 8
29/30
Answer:
26
Step-by-step explanation:
Answer:
45
Step-by-step explanation:
All angles in a triangle add up to 180.
80 + 55 = 135
180 - 135 = 45
